WhatsApp
8619105797737
E-mail
Sales5@chinajianyang.com
Products

500ml Vacuum Insulated Lunch Box

Maximize your meal prep efficiency with our premium 500ml Vacuum Insulated Lunch Box. This compact yet powerful container is engineered for professionals, students, and families who demand both style and superior thermal performance. Its advanced vacuum insulation technology ensures your food stays piping hot for up to 6 hours or refreshingly cold for up to 12 hours, making it the perfect all-day companion. Crafted from durable, food-grade 304 stainless steel, it is rust-resistant, BPA-free, and built to withstand the rigors of daily use. Whether you're heading to the office, a job site, or the gym, this lunch box provides reliable temperature control to enjoy a satisfying, home-cooked meal anywhere. For those needing more capacity, explore our 750ml Vacuum Insulated Lunch Box. Families will appreciate the safety and durability of our Stainless Steel Vacuum Insulated Lunch Box range, while our specially designed Kids Vacuum Insulated Lunch Box makes lunchtime fun and mess-free for younger users. It's also an ideal choice for a reliable School Vacuum Insulated Lunch Box, ensuring nutritious meals are perfectly preserved until the lunch bell rings.


Explore the detailed specifications of the 500ml Vacuum Insulated Lunch Box below. This model excels in combining practical design with high-performance materials for everyday reliability. The following tables break down the key features and technical parameters that set this product apart.

Key Features & Benefits

Technical Specifications

Specification Detail
Capacity 500ml (17 oz)
Material (Interior/Exterior) 304 Stainless Steel
Insulation Type Double-Wall Vacuum
Heat Retention Up to 6 hours
Cold Retention Up to 12 hours
Lid Type Screw-top with Silicone Seal
Product Dimensions (H x Diameter) 18cm x 9cm (7.1" x 3.5")
Weight 380g (0.84 lbs)
Dishwasher Safe Hand wash recommended

What's Included

Related Products

Hot Products

  • Water Aluminum Bottle

    Water Aluminum Bottle

    Jianyang's classic water aluminum bottle has been recorded in history; We are shaping the future. Thanks to recycling, it has been revitalized. The bottle body is 100% made of recycled aluminum, and the bottle cap is also made of renewable materials. The internal coating of the product is resistant to acid corrosion, free of chemicals, and completely leak proof. The bottle design is inspired by nature, using colors and patterns to emphasize the importance of climate protection, while also reflecting the core concept of sustainable development. We support purchasing different specifications of 400.500.600.750.1000ml
  • 316 Stainless Flask

    316 Stainless Flask

    Jianyang's 316 stainless flask is made of 316 stainless steel material. Our product has a wide audience in China because this material is safe and durable, suitable for various occasions. This means you can safely put hot water or other tea drinks into a thermos without worrying about any adverse effects on the container or contents.
  • Stainless Steel Kids Water Bottles

    Stainless Steel Kids Water Bottles

    Jianyang's high-quality Stainless steel kids water bottles feature a light luxury Nordic color scheme and a portable design. The interior is made of food grade 316 stainless steel, with a one click pop-up lid paired with a non slip diagonal cup cover and a detachable handle ring, providing long-lasting temperature and cooling protection. Taking into account multiple scenarios such as students going to school, outdoor fitness, commuting, and car transportation, the factory operates independently and can customize logos and color schemes. It is available in bulk and is the preferred choice for daily drinking water, gift collection, and cross-border foreign trade.
  • Sports Flask

    Sports Flask

    This durable sports flask from JIanyang has a capacity of 21 oz (approximately 600 ml), features a double-layer vacuum insulation design, and comes with a cap with a built-in straw, which can help you stay hydrated throughout the day. The wide opening design makes it convenient to hold ice cubes, and the leak-proof design can prevent liquid from spilling out. This durable water bottle is perfect for carrying around. It can be equipped with a hinged handle for easy carrying and is suitable for most car cup holders.
  • Aluminum Sports Bottle

    Aluminum Sports Bottle

    Jianyang's aluminum sports bottle is not easily broken and will not leak water. They are lightweight and slim, and can fit almost any backpack without adding any burden to you. In addition, they are renewable and recyclable, beneficial to both the Earth and those who explore it. Our aluminum water bottles can be purchased online in full boxes, welcome to order
  • Kids Stainless Steel Bottles

    Kids Stainless Steel Bottles

    This is a high-quality Kids stainless steel bottle designed by Jianyang specifically for outdoor activities, sports, and daily commuting. It features a 316 stainless steel liner with strong corrosion resistance, suitable for holding various beverages such as tea, juice, coffee, etc. It is not easy to mix flavors and is easy to clean. The cup lid is equipped with a one click bounce opening and closing design, which can be easily opened with one hand. It is paired with a safety lock buckle to effectively prevent accidental opening and water leakage, making it more secure to use.

  • The main characteristics of Beer mug.

    Traditional beer mugs are usually made of glass, ceramics or stone tools, which are durable and can maintain the temperature of the beer. In addition, some beer mugs are also...

  • Why Are Stainless Steel Vacuum Flasks Essential for Daily Life?

    Stainless steel vacuum flasks have become a must-have accessory for people who value convenience, health, and sustainability. In this comprehensive guide, we explore the benefits, types, and usage of stainless steel vacuum flasks, along with tips to choose the best one for your needs. Yongkang Jianyang Metal Co.,Ltd. specializes in manufacturing high-quality vacuum flasks designed for everyday life, travel, and professional use.

  • The insulation principle of Vacuum flask.

    The core heat preservation logic of Vacuum flask is to maximize the blocking of the three ways of heat transfer - heat conduction, heat convection and heat radiation.

  • The classification of Coffee mug.

    The most commonly used coffee utensils, including white porcelain, bone China, etc. The surface is smooth, the texture is light, the color is soft, and the glaze can...

  • The features of Travel mug.

    Travel cups are usually designed to be relatively compact, with some styles being streamlined and small in size, making them easy to fit into backpacks, handbags or car cup holders.

  • Why Travel Mugs Matter for Modern Lifestyles?

    Travel mugs have evolved from simple beverage containers into essential daily companions for commuters, professionals, travelers, and outdoor enthusiasts. This in-depth guide explores the importance of travel mugs, their design innovations, material comparisons, temperature performance, sustainability impact, and practical solutions to common consumer frustrations.

Send Inquiry

X
We use cookies to offer you a better browsing experience, analyze site traffic and personalize content. By using this site, you agree to our use of cookies.Privacy Policy
RejectAccept